Speaker stand



FIG. 1 is a top plan view of a speaker stand showing my new design;

FIG. 2 is an end elevational view;

FIG. 3 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 4 is the opposite end view of FIG. 2.

FIG. 5 is a bottom view. 

The ornamental design for a speaker stand, as shown and described. 